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Rex::MachScan::Scanner::RegexScanner

Public Instance Methods

config(param) click to toggle source
# File lib/rex/machscan/scanner.rb, line 182
def config(param)
        self.regex = Regexp.new(param['args'], nil, 'n')
end
scan_segment(segment, param={}) click to toggle source
# File lib/rex/machscan/scanner.rb, line 186
def scan_segment(segment, param={})
        base_addr = segment.vmaddr
        segment_offset = segment.fileoff
        offset = segment_offset

        hits = []

        while offset < segment.fileoff + segment.filesize && (offset = mach.index(regex, offset)) != nil

                idx = offset
                buf = ''
                mat = nil

                while (! (mat = buf.match(regex)))
                        buf << mach.read(idx, 1)
                        idx += 1
                end

                vaddr = base_addr + (offset - segment_offset)

                hits << [ vaddr, buf.unpack("H*") ]
                offset += buf.length
        end
        return hits
end

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